Centering Deviation Auto-Detection and Angle Measuring Error Compensation Method of Photoelectric Theodolite

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Abstract:

The centering deviation auto-detection and angle measuring error compensation method based on computer vision was proposed in the paper, aim at the centering deviation in the process of measuring the angle. The effect law to angle measuring error by centering deviation was analyzed, and the error compensation model was founded, The value and direction of centering deviation was detected by CCD fixed on the surface below theodolite, then the angle measuring error by centering deviation could be compensated by the error model. The automation degree of angle measuring was improved and the operation time was reduced.

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198-202

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January 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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